AQUEOUS RESIN COATING COMPOSITION, HEAT RAY SHIELDING FILM USING SAME, AND METHOD FOR PRODUCING SAME

The present invention relates to a water-based resin coating composition, a heat ray shielding film using the same, and methods for producing the water-based resin coating composition and the heat ray shielding film. Specifically, the present invention provides: an aqueous resin coating composition having excellent dispersion stability of metal oxide particles and a large amount of solid components; a heat ray shielding film using the same; and a method for producing the aqueous resin coating composition and the heat ray shielding film. A water-based resin coating composition containing a wet-pulverized product of a polyurethane resin emulsion (A) and at least one metal oxide particle (B) selected from the group consisting of antimony-doped tin oxide, antimony-doped zinc oxide, gallium-doped zinc oxide, and tin-doped indium oxide, the wet-pulverized product having an average particle diameter of 70 nm or less. 本发明涉及一种水系树脂涂料组合物、使用其的热射线屏蔽薄膜及它们的制造方法。具体而言，本发明提供金属氧化物颗粒的分散稳定性优异、固体成分量多的水系树脂涂料组合物、使用其的热射线屏蔽薄膜及它们的制造方法。